In the DNA molecule _____.
A、adenine and guanine are purines;
B、cytosine and thymine are pyrimidines;
C、adenine bonds to thymine;
D、guanine bonds to cytosine;
E、all of the above
发布时间:2025-08-04 12:40:08
A、adenine and guanine are purines;
B、cytosine and thymine are pyrimidines;
C、adenine bonds to thymine;
D、guanine bonds to cytosine;
E、all of the above